The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 18, 2019
Filed:
Jul. 24, 2017
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Ilseon Yoo, Suwon-si, KR;
HYUNDAI MOTOR COMPANY, Seoul, KR;
KIA MOTORS CORPORATION, Seoul, KR;
Abstract
A microphone includes: a substrate configured to have a through hole formed at a central portion thereof; a vibration membrane disposed to cover the through hole on the substrate to include a slit pattern in which slit patterns are arranged in a plurality of lines along a circular edge thereof; a fixed membrane separately mounted at an upper portion of the vibration membrane with an air layer therebetween to have a plurality of air inlets that extend therebetween in a direction of the air layer; and a support layer configured to support the fixed membrane separately mounted on the vibration membrane.